update PAT

.github/workflows/unittest.yml

@@ -6,10 +6,6 @@ jobs:
   test:
     if: false == contains(github.event.pull_request.title, 'WIP')
     runs-on: ${{ matrix.os }}
-    permissions:
-      contents: write
-      pull-requests: write
-      repository-projects: write
     strategy:
       matrix:
         os: [ubuntu-latest]
@@ -37,7 +33,7 @@ jobs:
       if: github.event_name == 'pull_request'
       uses: actions/github-script@v3
       with:
-        github-token: ${{secrets.GITHUB_TOKEN}}
+        github-token: ${{secrets.CODE_COV_PAT}}
         script: |
           const fs = require('fs');
           const report = fs.readFileSync('coverage.txt', {encoding:'utf8', flag:'r'});